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Coverity CID 1356: Add KASSERT for NULL deref.

This commit is contained in:
christos 2006-04-14 22:25:42 +00:00
parent df1efb824a
commit 84d09c873a
1 changed files with 3 additions and 2 deletions
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5
sys/dev/usb/umidi.c
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@ -1,4 +1,4 @@
/* $NetBSD: umidi.c,v 1.24 2005/12/11 12:24:01 christos Exp $ */ /* $NetBSD: umidi.c,v 1.25 2006/04/14 22:25:42 christos Exp $ */
/* /*
* Copyright (c) 2001 The NetBSD Foundation, Inc. * Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved. * All rights reserved.
@ -36,7 +36,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: umidi.c,v 1.24 2005/12/11 12:24:01 christos Exp $"); __KERNEL_RCSID(0, "$NetBSD: umidi.c,v 1.25 2006/04/14 22:25:42 christos Exp $");
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
@ -534,6 +534,7 @@ alloc_all_endpoints_yamaha(struct umidi_softc *sc)
desc = TO_D(usbd_get_interface_descriptor(sc->sc_iface)); desc = TO_D(usbd_get_interface_descriptor(sc->sc_iface));
for (i=(int)TO_IFD(desc)->bNumEndpoints-1; i>=0; i--) { for (i=(int)TO_IFD(desc)->bNumEndpoints-1; i>=0; i--) {
epd = usbd_interface2endpoint_descriptor(sc->sc_iface, i); epd = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
KASSERT(epd != NULL);
if (UE_GET_XFERTYPE(epd->bmAttributes) == UE_BULK) { if (UE_GET_XFERTYPE(epd->bmAttributes) == UE_BULK) {
dir = UE_GET_DIR(epd->bEndpointAddress); dir = UE_GET_DIR(epd->bEndpointAddress);
if (dir==UE_DIR_OUT && !out_addr) if (dir==UE_DIR_OUT && !out_addr)